回答編集履歴
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コードを追加
test
CHANGED
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@@ -15,3 +15,99 @@
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になりませんか．
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---
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↑の話を愚直に書いてみました．
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```C#
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//Lの要素が重複していなければ表示する
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static void TestAndOutput( int[] L )
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{
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var C = new bool[ L.Count() ]; //all false
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foreach( int v in L )
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{
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if( C[v] )return;
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C[v] = true;
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}
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foreach( int v in L ){ Console.Write( " {0}",v ); }
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Console.WriteLine();
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}
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//kが入力値．
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static void OutputAllCombination( int k )
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{
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var L = new int[k]; //all 0
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while( true )
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{
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TestAndOutput( L );
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int p = 0;
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while( true )
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{
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if( L[p]+1<k )
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{ ++L[p]; break; }
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else
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{
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L[p] = 0;
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++p;
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if( p == k )return;
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}
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}
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}
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}
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//Main
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static void Main(string[] args)
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{
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OutputAllCombination(3);
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Console.Read();
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}
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```
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